Tegra GART IOMMU Support

modulename: tegra-gart.ko

configname: CONFIG_TEGRA_IOMMU_GART

Linux Kernel Configuration
└─>Device Drivers
└─>IOMMU Hardware Support
└─>Tegra GART IOMMU Support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Enables support for remapping discontiguous physical memory
shared with the operating system into contiguous I/O virtual
space through the GART (Graphics Address Relocation Table)
hardware included on Tegra SoCs.

source code: